Mazda CX-5 Service & Repair Manual: Throttle Body

Mazda CX-5 Service & Repair Manual / Engine / Control / Throttle Body

Purpose, Function

Opens/closes the throttle valve to adjust the amount of air supplied to the cylinder.
Opens/closes the throttle valve according to the control signal from the PCM.

Construction

The throttle body is installed to the intake manifold.
The throttle body consists of a throttle valve, throttle valve actuator, TP sensor, and return spring.
For the throttle position sensor, refer to CONTROL SYSTEM..

Operation

The throttle valve actuator opens/closes the throttle valve according to the control signal from the PCM. If there is a malfunction in the throttle valve actuator, the throttle valve is closed by the return spring in the throttle body.
For the drive-by-wire control, refer to CONTROL SYSTEM..

Fail-safe


DTC	Fail-safe
P2101:00	Stops the idle air control. Stops the drive-by-wire control and sets to a throttle valve opening angle necessary for minimum driveability.
P2107:00	Stops the idle air control. Stops the drive-by-wire control and sets to a throttle valve opening angle necessary for minimum driveability.
P2110:00	Stops the idle air control. Stops the drive-by-wire control and sets to a throttle valve opening angle necessary for minimum driveability.
P2112:00	Stops the idle air control. Stops the drive-by-wire control and sets to a throttle valve opening angle necessary for minimum driveability.
P2119:00	Restricts the upper limit of the engine speed.

Throttle Body Inspection

Resistance Inspection 1. Disconnect the negative battery cable.. 2. Disconnect the throttle body connector. 3. Measure the resistance between throttle body terminals E and F. Throttle bo ...

Throttle Position (TP) Sensor Inspection

Voltage Inspection CAUTION: The inspection cannot be performed with this method correctly if there is a malfunction of the APP sensor or throttle valve actuator. Verify that no DTCs rel ...

Other materials:

Afs (Adaptive Front Lighting System) Control Module
Purpose The AFS control module calculates the target optical axis based on the vehicle height signal and outputs the target optical axis signal to the headlight leveling actuator. Function The AFS control module performs control of the AFS and headlight auto leveling. ...

Differential Oil Replacement
1. Place the vehicle on level ground. 2. Remove the filler plug. 3. Remove the drain plug and drain the differential oil into a container. 4. Install a new washer and the drain plug, and tighten. Tightening torque 40—53 N·m {4.1—5.4 kgf·m, 30—39 ft·lbf} 5. Add the ...

Outer Mirror Glass Installation
1. Connect the mirror heater connectors. (with heated outer mirror) 2. Connect the blind spot monitoring (BSM) warning indicator light connector (with blind spot monitoring system). NOTE: Lightly pull the blind spot monitoring (BSM) warning indicator light connector and verify t ...